1617452465971 has 2 divisors, whose sum is σ = 1617452465972. Its totient is φ = 1617452465970.

The previous prime is 1617452465861. The next prime is 1617452466037. The reversal of 1617452465971 is 1795642547161.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1617452465971 - 2¹⁹ = 1617451941683 is a prime.

It is not a weakly prime, because it can be changed into another prime (1617459465971) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 808726232985 + 808726232986.

It is an arithmetic number, because the mean of its divisors is an integer number (808726232986).

Almost surely, 2^{1617452465971} is an apocalyptic number.

1617452465971 is a deficient number, since it is larger than the sum of its proper divisors (1).

1617452465971 is an equidigital number, since it uses as much as digits as its factorization.

1617452465971 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 12700800, while the sum is 58.

The spelling of 1617452465971 in words is "one trillion, six hundred seventeen billion, four hundred fifty-two million, four hundred sixty-five thousand, nine hundred seventy-one".